210022212020004 has 36 divisors (see below), whose sum is σ = 531755531794396. Its totient is φ = 69893199425088.

The previous prime is 210022212019993. The next prime is 210022212020039. The reversal of 210022212020004 is 400020212220012.

It can be written as a sum of positive squares in 2 ways, for example, as 72162442543104 + 137859769476900 = 8494848^2 + 11741370^2 .

It is a tau number, because it is divible by the number of its divisors (36).

It is a Harshad number since it is a multiple of its sum of digits (18).

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 4758501859 + ... + 4758545994.

Almost surely, 2^{210022212020004} is an apocalyptic number.

It is an amenable number.

210022212020004 is an abundant number, since it is smaller than the sum of its proper divisors (321733319774392).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

210022212020004 is a wasteful number, since it uses less digits than its factorization.

210022212020004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9517048476 (or 9517048471 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 18.

Adding to 210022212020004 its reverse (400020212220012), we get a palindrome (610042424240016).

The spelling of 210022212020004 in words is "two hundred ten trillion, twenty-two billion, two hundred twelve million, twenty thousand, four".